/* PlasaWeb: gaya situs
   Konsep tata letak: hero kiri-rata dengan ilustrasi orbit di kanan, layanan dalam grid asimetris,
   proses sebagai lajur 4 tahap, klien sebagai kartu bernama, kontak berupa penyusun brief proyek. */

:root {
  --font-display: 'Montserrat', 'Segoe UI', system-ui, sans-serif;
  --font-body: 'Montserrat', 'Segoe UI', system-ui, sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, Menlo, Consolas, monospace;

  /* Warna merek PlasaWeb (sama di kedua tema) */
  --violet: #4a00ff;
  --violet-2: #7a16f0;
  --orchid: #a62be2;
  --cyan: #00d1ff;
  --navy: #0b1530;
  --bar: #ffffff;
  --bar-line: #e4e0f4;
  --footer: #190b5e;

  /* Warna halaman (berubah per tema) */
  --bg: #f8f7fd;
  --surface: #ffffff;
  --line: #e4e0f4;
  --fg: #15103a;
  --muted: #5c5785;
  --accent: #4a00ff;
  --btn-bg: #4a00ff;
  --focus: #4a00ff;
  --field: #ffffff;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0d0a24; --surface: #16123a; --line: #2c2760; --fg: #f1eefc; --muted: #aaa4d2;
    --accent: #a590ff; --btn-bg: #6a3dff; --focus: #00d1ff; --field: #0d0a24;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0d0a24; --surface: #16123a; --line: #2c2760; --fg: #f1eefc; --muted: #aaa4d2;
  --accent: #a590ff; --btn-bg: #6a3dff; --focus: #00d1ff; --field: #0d0a24;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
body::before {
  content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px);
  z-index: 10; background: var(--bar);
}
img { max-width: 100%; height: auto; }
a { color: inherit; }
h1, h2, h3, p, ul, ol { margin-top: 0; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; }
.hero :focus-visible, .contact :focus-visible, .site-footer :focus-visible { outline-color: var(--cyan); }
.contact-card :focus-visible, .site-header :focus-visible { outline-color: var(--violet); }

.wrap {
  width: 100%; max-width: 1200px; margin-inline: auto;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
}

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 20;
  background: var(--bar); color: var(--navy); border-bottom: 1px solid var(--bar-line);
}
.nav { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 68px; }
.brand { display: inline-flex; align-items: center; text-decoration: none; }
.brand img { display: block; height: clamp(30px, 5vw, 40px); width: auto; }
.nav-links { display: flex; align-items: center; gap: 28px; list-style: none; margin: 0; padding: 0; }
.nav-links a:not(.btn) { text-decoration: none; font-size: 0.9rem; font-weight: 600; color: var(--navy); }
.nav-links a:not(.btn):hover { color: var(--violet); }
@media (max-width: 760px) { .nav-links .hide-sm { display: none; } }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 22px; border-radius: 999px; border: 2px solid transparent;
  font-family: inherit; font-size: 0.95rem; font-weight: 700; line-height: 1.2;
  text-decoration: none; cursor: pointer; transition: transform .15s ease, filter .15s ease;
}
.btn:hover { transform: translateY(-1px); filter: brightness(1.06); }
.btn[hidden] { display: none; }
.btn-cyan { background: var(--cyan); color: #0b0630; }
.btn-ghost { border-color: rgba(255,255,255,.55); color: #fff; background: transparent; }
.btn-solid { background: var(--btn-bg); color: #fff; }
.btn-brand { background: var(--violet); color: #fff; }
.btn-line { border-color: var(--line); background: transparent; color: var(--fg); }
.nav .btn { padding: 9px 18px; font-size: 0.85rem; }

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden; color: #fff;
  background: linear-gradient(135deg, var(--violet) 0%, var(--violet-2) 55%, var(--orchid) 100%);
}
.orbit { position: absolute; width: min(920px, 130vw); right: -22%; top: -34%; opacity: .12; pointer-events: none; }
.hero .wrap { position: relative; z-index: 1; }
.hero-grid {
  display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  gap: clamp(28px, 5vw, 72px); align-items: center;
  padding-block: clamp(44px, 7vw, 96px);
}
@media (max-width: 920px) { .hero-grid { grid-template-columns: minmax(0, 1fr); } }
.hero-meta { font-family: var(--font-mono); font-size: 0.75rem; letter-spacing: 0.14em; text-transform: uppercase; color: rgba(255,255,255,.8); margin-bottom: 18px; }
h1 { font-size: clamp(2.1rem, 5.2vw, 3.7rem); line-height: 1.08; font-weight: 800; letter-spacing: -0.025em; text-wrap: balance; margin-bottom: 20px; }
h1 em { font-style: normal; color: var(--cyan); }
.lead { font-size: clamp(1rem, 1.6vw, 1.15rem); max-width: 52ch; color: rgba(255,255,255,.92); margin-bottom: 0; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.hero-art { min-width: 0; }
.hero-art img { display: block; width: 100%; max-width: 560px; margin-inline: auto; }
@media (max-width: 920px) { .hero-art img { max-width: 420px; } }

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .btn { transition: none; } }

/* ---------- Bagian umum ---------- */
.section { padding-block: clamp(56px, 9vw, 112px); }
.section.alt { background: var(--surface); border-block: 1px solid var(--line); }
.eyebrow { font-family: var(--font-mono); font-size: 0.75rem; font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent); margin-bottom: 10px; }
h2 { font-size: clamp(1.65rem, 3.4vw, 2.5rem); line-height: 1.15; font-weight: 800; letter-spacing: -0.02em; text-wrap: balance; margin-bottom: 14px; }
.sec-intro { max-width: 60ch; color: var(--muted); margin-bottom: 0; }
.sec-head { margin-bottom: clamp(28px, 5vw, 48px); }

/* ---------- Layanan ---------- */
.svc-grid { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 16px; }
.card { grid-column: span 4; min-width: 0; background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 28px; display: flex; flex-direction: column; gap: 12px; }
.card.lead-card { grid-column: span 7; background: linear-gradient(135deg, var(--violet), #8a1fe8); border-color: transparent; color: #fff; }
.card.wide { grid-column: span 5; }
@media (max-width: 980px) { .card { grid-column: span 6; } .card.lead-card { grid-column: span 12; } .card.wide { grid-column: span 6; } }
@media (max-width: 640px) { .card, .card.wide, .card.lead-card { grid-column: 1 / -1; padding: 22px; } }
.ico { width: 44px; height: 44px; border-radius: 11px; display: grid; place-items: center; background: var(--bg); border: 1px solid var(--line); color: var(--accent); }
.ico svg { width: 22px; height: 22px; }
.lead-card .ico { background: rgba(255,255,255,.16); border-color: rgba(255,255,255,.25); color: #fff; }
.card h3 { font-size: 1.2rem; font-weight: 700; letter-spacing: -0.01em; margin: 6px 0 0; }
.card p { color: var(--muted); margin: 0; font-size: 0.95rem; }
.lead-card p { color: rgba(255,255,255,.92); font-size: 1rem; max-width: 46ch; }
.tags { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; margin: auto 0 0; padding-top: 10px; }
.tags li { font-family: var(--font-mono); font-size: 0.72rem; padding: 4px 11px; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); }
.lead-card .tags li { border-color: rgba(255,255,255,.4); color: #fff; }

/* ---------- Proses ---------- */
.steps { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 28px; list-style: none; margin: 0; padding: 0; counter-reset: s; }
@media (max-width: 900px) { .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 520px) { .steps { grid-template-columns: minmax(0, 1fr); } }
.step { position: relative; padding-top: 26px; border-top: 2px solid var(--line); counter-increment: s; }
.step::after { content: ""; position: absolute; top: -2px; left: 0; width: 56px; height: 2px; background: var(--accent); }
.step::before { content: "0" counter(s); display: block; font-family: var(--font-mono); font-size: 0.8rem; color: var(--accent); margin-bottom: 8px; }
.step h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; }
.step p { color: var(--muted); font-size: 0.93rem; margin: 0; }

/* ---------- Klien ---------- */
.client-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; list-style: none; margin: 0; padding: 0; }
@media (max-width: 820px) { .client-grid { grid-template-columns: minmax(0, 1fr); } }
.client { display: flex; align-items: center; gap: 16px; min-width: 0; padding: 22px; background: var(--surface); border: 1px solid var(--line); border-radius: 14px; }
.badge {
  flex: none; width: 58px; height: 58px; border-radius: 14px; display: grid; place-items: center;
  font-weight: 800; font-size: 0.95rem; letter-spacing: -0.01em; color: #fff;
  background: linear-gradient(135deg, var(--violet), var(--orchid));
}
.client strong { display: block; font-size: 1.02rem; line-height: 1.3; overflow-wrap: anywhere; }
.client span { font-size: 0.85rem; color: var(--muted); }

.sectors { margin-top: clamp(48px, 7vw, 88px); }
.split { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: clamp(28px, 6vw, 80px); align-items: start; }
@media (max-width: 900px) { .split { grid-template-columns: minmax(0, 1fr); } }
.split h3 { font-size: clamp(1.35rem, 2.4vw, 1.8rem); font-weight: 800; letter-spacing: -0.015em; line-height: 1.2; margin-bottom: 12px; }
.sector-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.sector-list li { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: 16px; padding: 20px 0; border-bottom: 1px solid var(--line); }
@media (max-width: 600px) { .sector-list li { grid-template-columns: minmax(0, 1fr); gap: 4px; } }
.sector-list strong { font-weight: 700; }
.sector-list span { color: var(--muted); font-size: 0.95rem; }

/* ---------- Kontak ---------- */
.contact { color: #fff; background: linear-gradient(135deg, var(--violet) 0%, var(--violet-2) 55%, var(--orchid) 100%); }
.contact .eyebrow { color: var(--cyan); }
.contact .sec-intro { color: rgba(255,255,255,.92); }
.contact-grid { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: clamp(28px, 6vw, 72px); align-items: start; }
@media (max-width: 900px) { .contact-grid { grid-template-columns: minmax(0, 1fr); } }
.channels { list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 16px; }
.channels li { display: grid; gap: 2px; }
.channels small { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.12em; text-transform: uppercase; color: rgba(255,255,255,.78); }
.channels a { font-family: var(--font-mono); font-size: 1.05rem; text-decoration: none; border-bottom: 1px dashed rgba(255,255,255,.6); width: fit-content; max-width: 100%; overflow-wrap: anywhere; }
.channels a:hover { color: var(--cyan); border-bottom-color: var(--cyan); }
.contact-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.contact-card { background: var(--surface); color: var(--fg); border-radius: 16px; padding: clamp(20px, 3vw, 32px); box-shadow: 0 30px 60px -28px rgba(10,0,60,.6); min-width: 0; }
.contact-card h3 { font-size: 1.2rem; margin-bottom: 4px; }
.contact-card .hint { color: var(--muted); font-size: 0.9rem; margin-bottom: 18px; }
.fields { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
@media (max-width: 560px) { .fields { grid-template-columns: minmax(0, 1fr); } }
.field { display: grid; gap: 6px; min-width: 0; }
.field.full { grid-column: 1 / -1; }
label { font-size: 0.8rem; font-weight: 700; }
input, select, textarea {
  width: 100%; font: inherit; font-size: 0.95rem; color: var(--fg); background: var(--field);
  border: 1px solid var(--line); border-radius: 9px; padding: 11px 12px;
}
input::placeholder, textarea::placeholder { color: var(--muted); opacity: .8; }
textarea { resize: vertical; min-height: 110px; }
.form-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.btn:disabled { opacity: .65; cursor: progress; transform: none; filter: none; }
.status { margin: 10px 0 0; font-size: 0.85rem; color: var(--muted); min-height: 1.3em; }
.fallback { margin-top: 14px; padding-top: 16px; border-top: 1px solid var(--line); }
.fallback[hidden], .success[hidden], form[hidden], .hint[hidden] { display: none; }
.fallback p { font-size: 0.9rem; margin-bottom: 12px; }
#brief-out { font-family: var(--font-mono); font-size: 0.8rem; line-height: 1.55; min-height: 150px; }
.send-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 14px; }
.success { padding: 8px 0 4px; }
.success:focus { outline: none; }
.success h3 { font-size: 1.4rem; font-weight: 800; letter-spacing: -0.015em; margin-bottom: 10px; overflow-wrap: anywhere; }
.success p { margin-bottom: 12px; overflow-wrap: anywhere; }
.success .note { font-size: 0.88rem; color: var(--muted); }
.success .btn { margin-top: 8px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--footer); color: rgba(255,255,255,.82); padding-block: 36px; }
.foot { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 20px; }
.foot-brand { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 20px; }
.chip { display: inline-flex; background: #fff; border-radius: 10px; padding: 8px 12px; }
.chip img { display: block; height: 28px; width: auto; }
.foot small { font-size: 0.8rem; }
.foot nav { display: flex; flex-wrap: wrap; gap: 20px; }
.foot nav a { text-decoration: none; font-size: 0.85rem; font-weight: 600; }
.foot nav a:hover { color: var(--cyan); }